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window.navigator.standalone

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for i in `ls`; do mv -f $i `echo $i | sed 's/{match_reg}/{replace_reg}/'`; done

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#Covert Data URI to Blob

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ARC:    -fobjc-arc
NO-ARC: -fno-objc-arc

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void drawTriangle(CGContextRef context, CGPoint startPoint, CGPoint secondPoint, CGPoint lastPoint)
{
    CGContextSaveGState(context);
    CGContextMoveToPoint(context, startPoint.x, startPoint.y);
    CGContextAddLineToPoint(context, secondPoint.x, secondPoint.y);
    CGContextAddLineToPoint(context, lastPoint.x, lastPoint.y);
    CGContextClosePath(context);
    CGContextFillPath(context);
    CGContextRestoreGState(context);

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void drawCorner(CGContextRef context, CGRect rect, float corner)
{
    CGContextSaveGState(context);
    CGContextTranslateCTM(context, CGRectGetMinX(rect), CGRectGetMinY(rect));
    CGContextScaleCTM(context, corner, corner);
    CGFloat fw = CGRectGetWidth(rect) / corner;
    CGFloat fh = CGRectGetHeight(rect) / corner;
    CGContextMoveToPoint(context, fw, fh/2);
    CGContextAddArcToPoint(context, fw, fh, fw/2, fh, 1);

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#ifdef DEBUG
#    define DLog(...) NSLog(__VA_ARGS__)
#else
#    define DLog(...) /* */
#endif
#define ALog(...) NSLog(__VA_ARGS__)

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CGFloat DegreesToRadians(CGFloat degrees) {return degrees * M_PI / 180;};

CGFloat RadiansToDegrees(CGFloat radians) {return radians * 180 / M_PI;};

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#define LAST_LAUNCH_VERSION_KEY        @"last_launch_version_of_application"

- (BOOL)isFirstLoad
{
    NSString *currentVersion    = [[[NSBundle mainBundle] infoDictionary] objectForKey:@"CFBundleShortVersionString"];
    NSUserDefaults *defaults    = [NSUserDefaults standardUserDefaults];
    NSString *lastLaunchVersion = [defaults objectForKey:LAST_LAUNCH_VERSION_KEY];
    
    if (!lastLaunchVersion || ![lastLaunchVersion isEqualToString:currentVersion]) {

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//HTTP POST - http://itunes.apple.com/lookup?id={appid}

//Result(JSON):

{
  "resultCount":1,
  "results": [
    {
      "kind":"software",